Sydney to Santa Rosa time converter

Santa Rosa is 18 hours behind Sydney. When it is 9:00 AM in Sydney, it is 3:00 PM (Wed, Oct 21) in Santa Rosa.

Sydney AEDT

Thursday, October 22, 2026

Santa Rosa PDT

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Thu, Oct 22
AEDTUTC+11
Santa Rosa
California, United States
Wed, Oct 21
PDTUTC-7-18h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Santa Rosa conversion table

Every hour of today in Sydney and the matching time in Santa Rosa. Light rows are typical working hours (9:00–18:00).

SydneySanta Rosa
12:00 AM6:00 AM−1 day
1:00 AM7:00 AM−1 day
2:00 AM8:00 AM−1 day
3:00 AM9:00 AM−1 day
4:00 AM10:00 AM−1 day
5:00 AM11:00 AM−1 day
6:00 AM12:00 PM−1 day
7:00 AM1:00 PM−1 day
8:00 AM2:00 PM−1 day
9:00 AM3:00 PM−1 day
10:00 AM4:00 PM−1 day
11:00 AM5:00 PM−1 day
12:00 PM6:00 PM−1 day
1:00 PM7:00 PM−1 day
2:00 PM8:00 PM−1 day
3:00 PM9:00 PM−1 day
4:00 PM10:00 PM−1 day
5:00 PM11:00 PM−1 day
6:00 PM12:00 AM
7:00 PM1:00 AM
8:00 PM2:00 AM
9:00 PM3:00 AM
10:00 PM4:00 AM
11:00 PM5:00 AM

Best time to call or meet

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in Santa Rosa).

Daylight saving time and the difference

The difference changes during the year because Sydney and Santa Rosa switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -18h
  • Nov 1, 2026 – Mar 14, 2027: -19h
  • Mar 14, 2027 – Apr 4, 2027: -18h
  • Apr 4, 2027 – Oct 3, 2027: -17h
  • Oct 3, 2027 – Oct 22, 2027: -18h

Distance

Sydney and Santa Rosa are 11,962 km (7,433 miles) apart in a straight line.

More conversions

Santa Rosa to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to Santa RosaLondon to Santa RosaLos Angeles to Santa RosaChicago to Santa RosaToronto to Santa RosaSão Paulo to Santa RosaParis to Santa RosaBerlin to Santa RosaMoscow to Santa RosaDubai to Santa RosaNew Delhi to Santa RosaBangkok to Santa Rosa

Questions and answers

What is the time difference between Sydney and Santa Rosa?

Santa Rosa is 18 hours behind Sydney.

What time is it in Santa Rosa when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 3:00 PM (Wed, Oct 21) in Santa Rosa.

When is the best time to call Santa Rosa from Sydney?

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in Santa Rosa).

Does the time difference between Sydney and Santa Rosa change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.